Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dung van ly slippers" » "duong van ly slippers", "dung va ly slippers", "dang van ly slippers", "dung van ky slippers", "dung van le slippers", "dung van lu slippers", "dung van ly slippery", "dung van ly grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("python using java snippets") or ("dung van ly slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("dung van ly slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( dung van ly slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("dung van ly slippers"))) or ("locating bug code snippets"))*.